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Finding the Fourth Proportional to 61,866.83, 92,735.24 and 39,394.77

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Solution

The fourth proportional to 61,866.83, 92,735.24 and 39,394.77 is: 59,050.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,866.83 : 92,735.24 = 39,394.77 : x
  2. Step 2: Convert to fraction form
    61,866.83/92,735.24 = 39,394.77/x
  3. Step 3: Cross multiply
    61,866.83x = 92,735.24 × 39,394.77
  4. Step 4: Simplify right side
    61,866.83x = 3,653,283,253.72
  5. Step 5: Solve for x
    x = 3,653,283,253.72/61,866.83
  6. Step 6: Final answer
    x = 59,050.76

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.